&\multicolumn{4}{c}{All Sample}
            &\multicolumn{1}{c}{30 Days}&\multicolumn{1}{c}{60 Days}&\multicolumn{1}{c}{90 Days}&\multicolumn{1}{c}{120 Days}\\
\hline
\raisebox{-2.3mm}[0mm][0mm]{$\hat{\beta}$}&      -1.202***&      -1.439***&      -1.593***&      -1.698***\\
            &     (0.102)   &     (0.113)   &     (0.116)   &     (0.119)   \\
\hline
Obs.        &       41322   &       41322   &       41322   &       41322   \\
&\multicolumn{4}{c}{Competitive Auctions}
            &\multicolumn{1}{c}{30 Days}&\multicolumn{1}{c}{60 Days}&\multicolumn{1}{c}{90 Days}&\multicolumn{1}{c}{120 Days}\\
\hline
\raisebox{-2.3mm}[0mm][0mm]{$\hat{\beta}$}&      -1.133***&      -1.419***&      -1.576***&      -1.674***\\
            &     (0.150)   &     (0.171)   &     (0.175)   &     (0.183)   \\
\hline
Obs.        &       20220   &       20220   &       20220   &       20220   \\
